Base | Representation |
---|---|
bin | 1001001100110011001100… |
… | …01011000001110100000111 |
3 | 2122122001202212210002001012 |
4 | 10212121212023001310013 |
5 | 10122431102043144312 |
6 | 111005555302552435 |
7 | 4155433201522451 |
oct | 446314613016407 |
9 | 78561685702035 |
10 | 20231010131207 |
11 | 649aa17885847 |
12 | 2328aa443871b |
13 | b39a12041675 |
14 | 4dd2869b12d1 |
15 | 2513c5967322 |
hex | 1266662c1d07 |
20231010131207 has 2 divisors, whose sum is σ = 20231010131208. Its totient is φ = 20231010131206.
The previous prime is 20231010131179. The next prime is 20231010131221. The reversal of 20231010131207 is 70213101013202.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20231010131207 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20231010131257) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115505065603 + 10115505065604.
It is an arithmetic number, because the mean of its divisors is an integer number (10115505065604).
Almost surely, 220231010131207 is an apocalyptic number.
20231010131207 is a deficient number, since it is larger than the sum of its proper divisors (1).
20231010131207 is an equidigital number, since it uses as much as digits as its factorization.
20231010131207 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 504, while the sum is 23.
Adding to 20231010131207 its reverse (70213101013202), we get a palindrome (90444111144409).
The spelling of 20231010131207 in words is "twenty trillion, two hundred thirty-one billion, ten million, one hundred thirty-one thousand, two hundred seven".
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